Transaction not yet indexed

AMn9JJLP7cfBGuDdwBNDv317g7zd9kr7w3yEsoGZu3g3hkTuu3Nqcfa6FJ3waFHx2CZH3P3TNdDaxcCFv9DPTT8

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.